三大改造基本完成的时间是（  ）

完形填空
    Is it difficult for you to get up in the morning? Do you sometimes oversleep? Do you often1late? Yes? Then Hiroyuki Sugiyama of Japan invented a 2bed for you. His bed will wake you up! Here is3it works.
    There is an alarm clock and a recorder（录音机） in the bed. When the clock 4a sound, you’ll have a few minutes to wake up. Then the recorder plays light music with a little girls’5 voice. She says quietly, “Wake up, my dear.” A few 6 later, a second recording plays. It can be unpleasant sounds, “Wake up,7you’ll be late!”
    If you don’t get up after the8recording, you’ll be sorry. There is a mechanical (机械的) “9” in the bed. It can kick（踢） you in the head. Then the bed10for a few more minutes. What? You’re 11lying in bed! Slowly the top of the bed goes 12. The end of the bed goes lower and lower. 13 the bed is straight. You slide off(滑下)the bed and fall onto the14 . You are 15the bed and awake.

阅读下面的材料，根据要求写一篇不少于800字的文章。

    前些日子，一张纽约街头的父子背影照在网上被疯狂转发，图中华人父亲的头发和衬衫均被雨水淋湿，但他依然将唯一的伞遮在背着书包行走的儿子头上。随后也有人在网上晒出了另一张英国父亲在雨中牵着女儿，只为自己打伞的背影照，并表示“小女孩也挺开心的”。两张照片中两位父亲截然不同的做法引发了无数网友和亲子专家们的热烈讨论。

    对于上述两位父亲的做法，你怎么看？说说你的思考。要求综合材料内容及含意，选好角度，确定立意，自拟标题，完成写作任务。不要套作，不得抄袭。

在浮游植物→浮游动物→鱼这条食物链中，碳是以哪种形式流动的 (　    )